eric holder, janet napolitano, key members ofpresidentobama's cabinetall coming together to talk with him at the white house to update him with what's going on in washington. we have seen some of the roar reactions -- other reactions going on. there was a moment of silence at all major league baseball games last night. we're told there will be another moment of silence at all baseball games tonight. the new york stock exchange paused for a moment of silence before trading began. all around the country and the world we're seeing people respond to what is happening here, not only on the criminal investigation but also on a very human scale. >> emily, i know you were talking about that very key piece of information, they do not believe there are any additional threats but the crime scene will likely be there for a few days. >> reporter: can you let us know-- how does it feel there? people i imagine are on edge. >> reporter: on edge. you take a look behind me and you think it's any normal day or place. people are about to enjoy a beautiful tuesday april morning. howf, you go over --

-- with aaron hearn, the victim in the shooting. first ladymichelleobamavisitedaaron hearn last week. >>> we now know the fbi interviewed the older suspect, tamerlan tsarnaev, two years ago after being tipped off he was a follower of radicalism. coming up at 7:15, why some lawmakers want to know if the fbi dropped the ball. >>> time is running out in san jose for people living in a large homeless camp. they will be forced to leave in a couple of hours. ktvu's janine de la vega is live near the camp where those cleanup crews are getting ready to sweep through the area. >> reporter: we've been here since 4:30. now that it's lighter, we can get a better idea what this looks like. the homeless have been access through the chain-link fence. there's a lot of trash, manmade structures and tarps. we've seen people packing up and getting ready to move. city officials estimate a lot of single adults, couples and their pets have set up camp. crews were here lost october and removed 50 tons of trash. some people are driving their cars down access roads and leaving them there to reach their -- dash camp

of mailing a letter containing the poison ricin topresidentobamaisback in court today. paul kevin curtis has denied any involvement in the letter sent to the president or other letters that were sent to a u.s. senator and a judge. his lawyer days authorities have little evidence connecting him to the letters. curtis' family says he suffers from mental illness. >>> today marks three years six bp's deep water horizon oil platform sank at the gulf of mexico after a huge explosion. 11 workers were killed in this explosion. it caused an oil leak that continued almost three months. almost five million barrels of oil leaked into the gulf. it damaged marine and wildlife habitats as well as the gulf coast fishing and tourism industries. >>> sal is covering traffic and starting in the south bay. what is going on? >> we are just looking at the south bay traffic getting busier pam and dave. 237 we will start there and see the traffic is getting a little bit here. it's not stop and go. it's still rather early. you probably will see some congestion here before too long. it's also a little bit slow in